MOHAMAD Iqbal bin Abdul Rahman, 46, smiled broadly. Although he has been detained in a Malaysian jail for two years, the preacher from Selangor appears to be unaffected by his situation. Last Friday, the man known as Abu Jibril was seen greeting visitors at his cell inside the Malaysian Immigration Office in Kuala Lumpur. "Thanks to God, I am just fine," he told visitors. Clad in a white Muslim shirt and peci on his head, and sporting a goatee,